Konstantin Kollar
40 lines
1.2 KiB
Dart
40 lines
1.2 KiB
Dart
import 'package:shared_preferences/shared_preferences.dart';
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class UserPreferences {
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static List<String> _savedLocations = [];
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static SharedPreferences? preferences;
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static Future<void> init() async {
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preferences = await SharedPreferences.getInstance();
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_savedLocations = preferences!.getStringList('savedLocations') ?? [];
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}
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static List<String> getSavedLocations() {
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return _savedLocations;
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}
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static List<String> saveNewLocation(String name, double lat, double lon) {
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_savedLocations.add(name);
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preferences!.setStringList('savedLocations', _savedLocations);
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preferences!.setDouble("$name-lat", lat);
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preferences!.setDouble("$name-lon", lon);
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return getSavedLocations();
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}
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static List<String> deleteLocation(String name) {
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preferences!.remove("$name-lat");
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preferences!.remove("$name-lon");
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_savedLocations.remove(name);
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preferences!.setStringList('savedLocations', _savedLocations);
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preferences!.remove(name);
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return getSavedLocations();
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}
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static getLat(String name) {
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return preferences!.getDouble("$name-lat");
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}
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static getLon(String name) {
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return preferences!.getDouble("$name-lon");
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}
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}
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